Please choose the operating system most relevant to you:

Installing ClassicMS on Windows

  1. Obtain the ClassicMS installer for Windows from our downloads page.
  2. Disable your antivirus during the installation (antiviruses can cause some problems with the installation).
  3. Add an exclusion rule to the antivirus to prevent issues with launching the game.
  4. Locate ClassicMS.exe, right-click, select "Properties". Then select the "Compatibility" tab and check "Run this program in compatibility mode for:"
  5. Select "Windows 98 / Windows Me" for the compatibility mode. Then hit Apply and OK

Installing ClassicMS on Mac OS X

  1. Obtain the ClassicMS.dmg file from our downloads page.
  2. Open the ClassicMS.dmg file from your Downloads location.
  3. Drag ClassicMS to your Applications folder.
  4. ClassicMS should be listed under your Launchpad.

Installing ClassicMS on Linux (Ubuntu, Debian)

  1. Obtain the ClassicMS installation bundle for Linux from our downloads page.
  2. Open a terminal emulator window.
  3. Run the following bash commands:
    sudo apt-get install wine winetricks
    WINEARCH=win32 WINEPREFIX=~/.wine32 wineboot
    WINEARCH=win32 WINEPREFIX=~/.wine32 winetricks d3dx9 directmusic
    WINEARCH=win32 WINEPREFIX=~/.wine32 winecfg
  4. Set Windows Version to "Windows 98"
  5. cd into the directory where you have your extracted ClassicMS installation and run the bash command to start your game.
    WINEARCH=win32 WINEPREFIX=~/.wine32 wine ClassicMS > /dev/null 2>&1 &

Adding an Antivirus exclusion for ClassicMS

These instructions are written for the built-in Windows Defender in Windows 10.
  1. Open up Windows Defender Security Center
  2. Then locate "Virus & threat protection"
  3. Choose "Virus & threat protection settings"
  4. Locate Exclusions
  5. Add a new Exclusion
  6. Choose the Folder option
  7. Choose the Folder where ClassicMS is installed.

Claiming NX with voting points

  1. Vote for ClassicMS on our voting page.
  2. In-game, type the command "@cody" into your chat
  3. Choose the "Convert Votepoints into NX" option